diff --git a/.vscode/extensions.json b/.vscode/extensions.json
new file mode 100644
index 0000000..ad566aa
--- /dev/null
+++ b/.vscode/extensions.json
@@ -0,0 +1,8 @@
+{
+  "recommendations": ["biomejs.biome", "mikestead.dotenv", "EditorConfig.EditorConfig"],
+  "unwantedRecommendations": [
+    // we use Biome for linting and formatting so we don't need these
+    "dbaeumer.vscode-eslint",
+    "esbenp.prettier-vscode"
+  ]
+}
diff --git a/.vscode/settings.json b/.vscode/settings.json
index 872e73d..46c8a7e 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -1,5 +1,24 @@
 {
   "typescript.tsdk": "node_modules/typescript/lib",
   "typescript.enablePromptUseWorkspaceTsdk": true,
-  "typescript.preferences.importModuleSpecifier": "non-relative"
+  "typescript.preferences.importModuleSpecifier": "non-relative",
+  "editor.formatOnSave": true,
+  "editor.codeActionsOnSave": {
+    "quickfix.biome": true,
+    "source.fixAll.biome": true,
+    "source.organizeImports.biome": true
+  },
+  "editor.defaultFormatter": "biomejs.biome",
+  "[json]": {
+    "editor.defaultFormatter": "biomejs.biome"
+  },
+  "[jsonc]": {
+    "editor.defaultFormatter": "biomejs.biome"
+  },
+  "[typescript]": {
+    "editor.defaultFormatter": "biomejs.biome"
+  },
+  "[javascript]": {
+    "editor.defaultFormatter": "biomejs.biome"
+  }
 }
diff --git a/biome.json b/biome.json
new file mode 100644
index 0000000..1e83161
--- /dev/null
+++ b/biome.json
@@ -0,0 +1,91 @@
+{
+  "$schema": "https://biomejs.dev/schemas/1.3.3/schema.json",
+  "vcs": {
+    "root": ".",
+    "enabled": true,
+    "clientKind": "git"
+  },
+  "files": {
+    "include": [
+      "./**/*.ts",
+      "./**/*.js",
+      "./**/*.cjs",
+      "./**/*.d.ts",
+      "./**/*.json",
+      "./**/*.jsonc"
+    ],
+    "ignoreUnknown": true,
+    "ignore": ["node_modules", ".lagon", "_"]
+  },
+  "organizeImports": {
+    "enabled": false
+  },
+  "formatter": {
+    "enabled": true,
+    "lineWidth": 100,
+    "indentWidth": 2,
+    "indentStyle": "space",
+    "formatWithErrors": true,
+    "include": [
+      "./**/*.ts",
+      "./**/*.js",
+      "./**/*.cjs",
+      "./**/*.d.ts",
+      "./**/*.json",
+      "./**/*.jsonc"
+    ]
+  },
+  "linter": {
+    "enabled": true,
+    "rules": {
+      "all": true,
+      "style": {
+        "useBlockStatements": "off",
+        "useSelfClosingElements": "off",
+        "noUnusedTemplateLiteral": "off"
+      },
+      "nursery": {
+        "all": true,
+        "noUnusedImports": "off"
+      },
+      "complexity": {
+        "useLiteralKeys": "off"
+      },
+      "correctness": {
+        "noUndeclaredVariables": "off"
+      },
+      "suspicious": {
+        "noRedeclare": "off",
+        "noExplicitAny": "off",
+        "noEmptyInterface": "off"
+      }
+    }
+  },
+  "json": {
+    "parser": {
+      "allowComments": true
+    },
+    "formatter": {
+      "enabled": true,
+      "lineWidth": 100,
+      "indentWidth": 2
+    }
+  },
+  "javascript": {
+    "parser": {
+      "unsafeParameterDecoratorsEnabled": true
+    },
+    "formatter": {
+      "enabled": true,
+      "lineWidth": 100,
+      "indentWidth": 2,
+      "indentStyle": "space",
+      "quoteStyle": "single",
+      "trailingComma": "none",
+      "semicolons": "asNeeded",
+      "jsxQuoteStyle": "single",
+      "quoteProperties": "asNeeded",
+      "arrowParentheses": "asNeeded"
+    }
+  }
+}
diff --git a/bun.lockb b/bun.lockb
index 3bdda04..02dc3af 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/package.json b/package.json
index 20da282..4c237ef 100644
--- a/package.json
+++ b/package.json
@@ -9,12 +9,16 @@
     "dev": "lagon dev --env='.env.dev'",
     "build": "lagon build",
     "deploy:preview": "lagon deploy",
-    "deploy": "lagon deploy --production"
+    "deploy": "lagon deploy --production",
+    "lint": "biome check --apply .",
+    "format": "biome format . --write",
+    "typecheck": "tsc --project tsconfig.json --noEmit"
   },
   "dependencies": {
     "graphql": "^16.8.1"
   },
   "devDependencies": {
+    "@biomejs/biome": "^1.3.3",
     "bun-types": "^1.0.13",
     "typescript": "^5.2.2"
   },
diff --git a/src/graphql/schema.ts b/src/graphql/schema.ts
index 0b8efda..f7a4cc2 100644
--- a/src/graphql/schema.ts
+++ b/src/graphql/schema.ts
@@ -2,7 +2,7 @@ import {
   printSchema,
   buildClientSchema,
   getIntrospectionQuery,
-  type IntrospectionOptions,
+  type IntrospectionOptions
 } from 'graphql'
 import type { Json } from '#/types.ts'
 
@@ -14,7 +14,7 @@ export function jsonSchemaToSDL(jsonString: string) {
 
 export async function fetchJsonSchema({
   url,
-  minimal = true,
+  minimal = true
 }: {
   url: string
   minimal?: boolean
@@ -22,7 +22,7 @@ export async function fetchJsonSchema({
   const introspectionOptions = {
     descriptions: !minimal,
     directiveIsRepeatable: !minimal,
-    schemaDescription: !minimal,
+    schemaDescription: !minimal
   } satisfies IntrospectionOptions
   try {
     const response = await fetch(url, {
@@ -30,8 +30,8 @@ export async function fetchJsonSchema({
       headers: { 'Content-Type': 'application/json', Accept: 'application/json' },
       body: JSON.stringify({
         query: getIntrospectionQuery(introspectionOptions),
-        variable: {},
-      }),
+        variable: {}
+      })
     })
 
     if (!response.ok) throw new Error(`Failed to fetch from ${url}: ${response.statusText}`)
diff --git a/src/index.ts b/src/index.ts
index 959187e..426253c 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -31,7 +31,7 @@ export async function handler(request: Request): Promise<Response> {
       const { htmlPage } = await import('#/graphql/graphiql.html.ts')
       return new Response(htmlPage({ endpoint: introspectionURL }), {
         status: 200,
-        headers: { 'Content-Type': 'text/html' },
+        headers: { 'Content-Type': 'text/html' }
       })
     }
 
@@ -42,13 +42,13 @@ export async function handler(request: Request): Promise<Response> {
 
       return new Response(sdlSchema, {
         status: sdlSchema.startsWith('Encountered an error') ? 400 : 200,
-        headers: { 'Content-Type': 'text/plain' },
+        headers: { 'Content-Type': 'text/plain' }
       })
     }
 
     return new Response(JSON.stringify(jsonSchema), {
       status: 200,
-      headers: { 'Content-Type': 'application/json' },
+      headers: { 'Content-Type': 'application/json' }
     })
   } catch (error) {
     const message = error instanceof Error ? error.message : `Encountered an error: ${error}`
diff --git a/src/utilities.ts b/src/utilities.ts
index 20b1e7b..808250f 100644
--- a/src/utilities.ts
+++ b/src/utilities.ts
@@ -2,7 +2,7 @@ export const BASE_URL = process.env.BASE_URL ?? 'https://introspect.lagon.dev'
 
 export const EXAMPLE_GRAPHQL_URL = 'https://api.thegraph.com/subgraphs/name/uniswap/uniswap-v3'
 
-export const LANDING_MESSAGE = /* md */`
+export const LANDING_MESSAGE = /* md */ `
 If you want a JSON GraphQL schema, the format is: 
   ${BASE_URL}/json/<introspection-url>
 
@@ -20,11 +20,7 @@ Source code: https://github.com/o-az/introspect
 `
 
 export function isURL(str: string) {
-  try {
-    return !!new URL(str)
-  } catch {
-    return false
-  }
+  return !!new URL(str)
 }
 
 export function formatMessages(...messages: string[]) {